Schema:
Ref_Document_Types (Document_Type_Code, Document_Type_Name, Document_Type_Description)
Ref_Calendar (Calendar_Date, Day_Number)
Ref_Locations (Location_Code, Location_Name, Location_Description)
Roles (Role_Code, Role_Name, Role_Description)
All_Documents (Document_ID, Date_Stored, Document_Type_Code, Document_Name, Document_Description, Other_Details)
Employees (Employee_ID, Role_Code, Employee_Name, Gender_MFU, Date_of_Birth, Other_Details)
Document_Locations (Document_ID, Location_Code, Date_in_Location_From, Date_in_Locaton_To)
Documents_to_be_Destroyed (Document_ID, Destruction_Authorised_by_Employee_ID, Destroyed_by_Employee_ID, Planned_Destruction_Date, Actual_Destruction_Date, Other_Details)
Please answer with SQL.